Found 935 datasets matching "total nitrogen".
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These data were used to describe a possible approach to estimate changes in invertebrate taxa richness at sites across the United States with known water-quality trends but no invertebrate data....
Search relevance: 129.30 | Views last month: 0 -
The text file "Soil_sample_analyses_2.txt" contains results of discrete soil samples (surface samples) collected at selected vacant lot locations in St. Louis, Missouri, in June and July of 2020. ...
Search relevance: 129.11 | Views last month: 0 -
This USGS Data Release represents the data used to develop multiple linear regression models for estimating the loads of total nitrogen in small streams. Recursive partitioning and random forest...
Search relevance: 124.66 | Views last month: 0 -
Estimated state-wide total nitrogen (TN) and total phosphorus (TP) loads and yields, as predicted by the 2012 regional USGS SPARROW models.Excess nitrogen and phosphorus loading impacts not only...
Search relevance: 119.64 | Views last month: 0 -
This metadata record describes mean seasonal time-step estimates of daily streamflow and daily baseflow, and total and baseflow estimates of loads of total nitrogen, total phosphorus, and total...
Search relevance: 119.06 | Views last month: 0 -
Total Nitrogen (TN) rloadest models were developed to compute TN flux at School Branch at three USGS monitoring stations: School Branch at Maloney Road near Brownsburg, Indiana (03353415); School...
Search relevance: 116.25 | Views last month: 0 -
This USGS data release contains long-term mean annual total nitrogen and total phosphorus load estimates, and the model coefficients used to obtain the load estimates, for streams in the Midwest...
Search relevance: 115.74 | Views last month: 0 -
This data release consists of the data used to develop SPAtially Referenced Regression On Watershed(SPARROW) attributes models for estimating loads of total phosphorus and total nitrogen in...
Search relevance: 114.45 | Views last month: 0 -
The primary data set consists of continuous water-quality data (temperature, specific conductance, pH, dissolved oxygen, turbidity, nitrate plus nitrite, and streamflow) from in-situ equipment,...
Search relevance: 111.32 | Views last month: 0 -
The Version 4.0 Aura Ozone Monitoring Instrument (OMI) Nitrogen Dioxide (NO2) Standard Product (OMNO2) is now available from the NASA Goddard Earth Sciences Data and Information Services Center....
Search relevance: 107.41 | Views last month: 4 -
This tabular data set represents the average normalized atmospheric (wet) deposition, in kilograms per square kilometer multiplied by 100, of Total Inorganic Nitrogen for the year 2002 compiled...
Search relevance: 107.15 | Views last month: 0 -
To better understand the influence of human activities and natural processes on surface-water quality, the U.S. Geological Survey (USGS) developed the SPARROW (SPAtially Referenced Regressions On...
Search relevance: 106.34 | Views last month: 0 -
The Collection 4, Version 5.0, Aura Ozone Monitoring Instrument (OMI) Nitrogen Dioxide (NO2) Standard Product (OMNO2) is now available from the NASA Goddard Earth Sciences Data and Information...
Search relevance: 104.93 | Views last month: 0 -
Here, we present data supporting temporal variability and sources of PFAS in the Rio Grande through an arid urban area using high-frequency sampling and novel samplers. Data are compiled into two...
Search relevance: 104.26 | Views last month: 0 -
This child page contains 34 csv files, site_qw_nuts, which contain observations of nitrate plus nitrite as nitrogen (npnN), total nitrogen (TN), total phosphorus (TP) for each site . Each file...
Search relevance: 103.00 | Views last month: 0 -
The primary data sets consist of continuous water-quality data (temperature, specific conductance, pH, dissolved oxygen, turbidity, nitrate plus nitrite, and streamflow) from in-situ equipment,...
Search relevance: 102.89 | Views last month: 0 -
The data release documents the development of a hybrid (statistical-mechanistic) SPARROW (SPAtially Referenced Regression On Watershed attributes) model of long-term mean annual total nitrogen...
Search relevance: 100.68 | Views last month: 0 -
This data release contains the calibration data set and R code used to create regression models for estimating daily loads of suspended sediment, total nitrogen, and total phosphorus at the...
Search relevance: 99.82 | Views last month: 0 -
The data set consists of continuous water-quality data (temperature, specific conductance, pH, dissolved oxygen, turbidity, nitrate plus nitrite, and streamflow) from in-situ equipment and...
Search relevance: 99.67 | Views last month: 0 -
This data release contains monthly deposition estimates of wet and total inorganic nitrogen (reduced and oxidized) for watersheds draining to the Puget Sound and the Strait of Juan de Fuca,...
Search relevance: 99.29 | Views last month: 0
